Deploying on Mars: Rock solid Odometry for Wheeled Robots
Deploying on Mars: Rock solid Odometry for Wheeled Robots
Learnings and tips and tricks on how to set up and tune odometry for my NASA- JPL Mars Rover, which can be applied on any Autonomous Mobile Robot (AMR).
March 8, 2022 at 02:52PM
How to Test Ruby Code That Depends on External APIs
How to Test Ruby Code That Depends on External APIs
Few things are more frustrating than slow, flaky test suites. You're ready to deploy, wait 20 minutes for CI to run, only to find that a test failure in code you've never touched is blocking you. You dig into the source and find the problem: an external API call. It works (slowly) most of the tim…
March 8, 2022 at 09:43PM
Learn How to Test Third Party Services With Minitest & VCR
Learn How to Test Third Party Services With Minitest & VCR
In this article we will be learning on how to work with VCR, how to configure it and how to write tests for third-party services.
March 8, 2022 at 09:45PM
Colleen Schnettler on Twitter
A tricky thing to remember in Active Record is how to query multiple associations vs. nested associations. Multiple associations take a list of symbols, nested associations take a hash with a symbol. pic.twitter.com/XhGiJdcH7h— Colleen Schnettler (@leenyburger) March 3, 2022
March 7, 2022 at 01:54PM
Release 2.5.0 · Shopify/ruby-style-guide
Release 2.5.0 · Shopify/ruby-style-guide
What's Changed
Enable Layout/EmptyLineAfterGuardClause cop by @sambostock in #348
Enable Style/GlobalStdStream by @casperisfine in #350
Allow 'webmaster' for Naming/InclusiveLanguage b…
March 7, 2022 at 01:57PM
Advanced Postgres Performance Tips
Advanced Postgres Performance Tips
What do you do when indexes aren’t enough?
March 5, 2022 at 02:50PM
PostgreSQL Performance Enabling pg_stat_statements
PostgreSQL Performance Enabling pg_stat_statements
This article will help with how to enable pg_stat_statements to analyze queries and response time for the best PostgreSQL Performance.
March 5, 2022 at 02:51PM
MiniTest – Writing Test Code In Ruby (2/3)
MiniTest - Writing Test Code In Ruby (2/3)
p.s. This is a series of articles and each article builds off another. I suggest starting at Part 1….
March 4, 2022 at 02:54PM
Testing network services in Ruby is easier than you think
Testing network services in Ruby is easier than you think
You’ve started a new project and it’s time for your code to depend on a third- party service. It could be something like ElasticSearch, Resque, a billing provider, or just an arbitrary HTTP API. You’re a good developer, so you want this code to be well tested. But how do you test code that fires off requests to a service that’s totally out of your control?
March 4, 2022 at 02:53PM